Dedecms去掉文章内容中的图片宽度和高度限制的办法

{dede:field.body runphp=yes}
global $cfg_basehost;
$str = @me;
$search = '/(]+>)/is';
$search1 = '/(]+>)/is';
$search2 = '#()#i';
$search3 = '#()#i';
$content = preg_replace($search, '$1$3', $str);
$content = preg_replace($search1, '$1$3', $content);
$content = preg_replace($search2, '$1$2', $content);
$content = preg_replace($search3, '$1$2', $content);
@me = $content;
//@me = str_replace('/uploads/allimg/', $cfg_basehost . '/uploads/allimg/', $content); // 手机版图片使用绝对路径
{/dede:field.body}